Home / 7,857,855.36-11,788,707.60-2,739,575.52

Finding the Fourth Proportional to 7,857,855.36, 11,788,707.60 and 2,739,575.52

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Solution

The fourth proportional to 7,857,855.36, 11,788,707.60 and 2,739,575.52 is: 4,110,034.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,857,855.36 : 11,788,707.60 = 2,739,575.52 : x
  2. Step 2: Convert to fraction form
    7,857,855.36/11,788,707.60 = 2,739,575.52/x
  3. Step 3: Cross multiply
    7,857,855.36x = 11,788,707.60 × 2,739,575.52
  4. Step 4: Simplify right side
    7,857,855.36x = 32,296,054,753,397.95
  5. Step 5: Solve for x
    x = 32,296,054,753,397.95/7,857,855.36
  6. Step 6: Final answer
    x = 4,110,034.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.